Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10408194 | Acoustic damping system for a wind turbine tower | Roger Drobietz, Hans-Gerd Runde, Martin Duettmann, Andreas Petersen, Bernd Klaas | 2019-09-10 | $28,626,000 |
| 8215907 | Method and apparatus for controlling acoustic emissions of a wind turbine | Hendrikus J. T. Kooijman, Andreas Petersen | 2012-07-10 | $21,644,000 |